| Company | Timeline | Status | |
| Portaway Farms Ltd Director • Unreported | 19 Feb 2021←4 Years→Current | Active | |
| Dantex Ltd Director • Unreported | 21 Sep 2017←8 Years→Current | Active | |
| Britannia Refractory Products Limited Director • Director | 10 Feb 2017←8 Months→1 Nov 2017 | Active | |
| Walker Sealants Limited Director • Unreported | 27 Jul 2000←25 Years→Current | Active | |
| Walker Sealants Limited Secretary • Director | 27 Jul 2000←25 Years→Current | Active | |
| Portaway Minerals (Elton) Limited Secretary • Unreported | 31 Aug 1992←33 Years→Current | Active | |
| Walker Minerals (Bradwell) Ltd Secretary • Unreported | 31 Mar 1992←33 Years→Current | Active | |
| Walker Minerals Limited Secretary • Engineer | 31 Mar 1992←33 Years→Current | Active | |
| Walker Minerals (Bradwell) Ltd Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Walker Minerals Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
